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HABENARIA margin ata. 
Marginated Habenaria, 
GYNANDRIA MONANDRIA.— Nat. Ord. ORCHIDEJE. 
Gen. Char. — Cor. ringens. Labellum basi subtus calcaratum. Glandulce 
pollinis nudae, distinctae, loculis pedicellorum adnatis vel solutis distinc- 
tis. — Br. in Hort. Kerv. 
Habenaria marglnata ; labio tripaii'tito, laciniis lineari-lanceolalis, inter- 
medio breviore obtuso, cornu clavato germinis longitudine, anthera 
utrinque appendiculato. 
H. marginataj Colebr. MSS. 
Root consisting of two distantly-placed, elongated and subcylindrical tubers, 
and a few thick, fleshy, white fibres, spreading from the long neck of 
the root. Stem scarcely raore than 4 inches long. Leaves, those from 
the root, three or four, spreading, elliptical, entire, glabrous, of a firm 
texture, dotted, and having a thin, semitransparent border or margin : 
those from the stem two or three in number, small, lanceolato^subulate, 
partly sheathing, marginated. Spike terminal, conical. Bracteas linear- 
lanceolate. Flowers scentless. The three outer petals green, spreading, 
of these three the uppermost is broadly cordate, ribbed, the two lower 
ones lanceolate : the three imier petals deep yellow, of these the two up- 
permost are oblong, curved laterally, and lying close to and forming a 
slightly concave helmet with the uppermost outer one : the lowest or 
lip pendent, tripartite, its segments linear-lanceolate, the lateral ones 
acuminate, the intermediate one shorter and blunt. Spur greenish, 
compresso-clavate, about as long as the twisted germen. Column short. 
Anther large, roundish, yellow-green, with two club-shaped, but thin 
membranaceous appendages, one on each side. Anther-cases distant at 
the base. Pollen-masses yellow. 
Introduced by accident (according to Mr Colebrooke, to 
whom I am indebted for the drawing and description of this 
plant) into tlie Botanic Garden at Calcutta, where it was first 
VOL. II. 
